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index fossil
The decline in the production of the fossil fuel has hurt key consumers such as power and fertilizer firms that have been forced to raise their imports.
WSJ: Cairn India to Invest $2 Billion to Raise Output
New fossil evidence seems to confirm that a key ancestor of ours could walk upright consistently - one of the major advances in human evolution.
BBC: Fossil find puts 'Lucy' story on firm footing
The key development, says Professor Kemp, alongside a move away from fossil fuels, is a so-called "smart grid".
BBC: Promise, but daunting challenges for electric cars
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